Question

ANSWER THE QUESTIONS BASED ON THE DATA GIVEN BELOW:
Passage - I: If sin (90° - 0) = cos 0 answer the following.
[ 1
21. If sin 0 = 0.766, then cos(90°-0) =
A) 1
B) O
C) 0.766
D) none
sin 25°
cos 65°
A) O
B) 1
D) can't determine
23. If A + B = 90°, then sin2A + sinB =
[ ]
13
D)
2
A) 1
B) 0
2​

Answer 1

Step-by-step explanation:

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